Patents by Inventor Glenn L. Weidlein

Glenn L. Weidlein has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and apparatus for removing a high pressure in-tank pump using a low pressure tube
    Patent number: 5865605
    Abstract: Apparatus are disclosed which include a low pressure tube through which a pump discharge line can extend. The tube is sealed in at least two separate elevations to define a purge zone that can be purged of all volatile gases and permit the discharge line to be raised vertically through the low pressure tube.
    Type: Grant
    Filed: March 20, 1997
    Date of Patent: February 2, 1999
    Assignee: Chicago Bridge & Iron Company
    Inventor: Glenn L. Weidlein